1. person causing sabotage or intentional damage to property.   somnambulist   proxy   stickler   saboteur   Hint Half-n-half Clue   2. person who derives pleasure in cruelty.   sadist   surrogate   raconteur   subaltern   Half-n-half Clue   3. teacher or pedant.   proxy   pedagogue   swindler   taxonomist   Half-n-half Clue   4. adherents of a school of thought or religious faction.   raconteur   quack   psychopath   sect   Half-n-half Clue   5. person without professional ethics or tricky lawyer.   sect   shyster   zealot   virtuoso   Half-n-half Clue   6. miserly person.   testator   vendor   skinflint   tanner   Half-n-half Clue   7. number of persons required for valid meeting.   sect   swindler   quorum   pugilist   Half-n-half Clue